<PAGE>
SUPPLEMENT NO. 4 DATED JUNE 5, 1997
TO PROSPECTUS DATED APRIL 29, 1996
RELATING TO 1,814,632 SHARES OF
RENAL TREATMENT CENTERS, INC.
COMMON STOCK, $.01 PAR VALUE
All capitalized terms used but not defined herein shall have the meanings
prescribed in the Prospectus dated April 29, 1996, as supplemented by Supplement
No. 1 dated May 17, 1996, Supplement No. 2 dated December 11, 1996 and
Supplement No. 3 dated May 21, 1997, forming a part of Form S-3 Registration
Statement No. 333-3716.
The Dudley S.J. Seto Revocable Trust Dated 11/19/80, a Selling Stockholder,
has transferred by gift an aggregate of 3,000 shares of Common Stock
beneficially owned by it and covered by the Prospectus to the Selling
Stockholders identified below. Other than the Selling Stockholders listed below
who are identified as employees of the Company, there is no relationship between
any of the Selling Stockholders identified below and the Company.
<TABLE>
<CAPTION>
Number of Shares
That May Be Offered
Name Hereunder (1)
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<S> <C>
Loretta Abe (2) 1,000
Natividad Dahilig (2) 1,000
Elenita Villanueva 1,000
</TABLE>
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(1) Constitutes less than 1% of the outstanding shares of Common Stock with
respect to each Selling Stockholder listed, based upon the 24,973,035
shares of Common Stock outstanding as of May 8, 1997.
(2) Employee of the Company.
